[save-images] Make all threads exception-safe #527

	# Check PySceneDetect code lint warnings and formatting.
	name: Static Analysis

	on:
	pull_request:
	paths:
	- scenedetect/**
	- tests/**
	push:
	paths:
	- scenedetect/**
	- tests/**

	jobs:
	check_format:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v4
	- name: Set up Python 3.12
	uses: actions/setup-python@v5
	with:
	python-version: '3.12'
	cache: 'pip'

	- name: Install Dependencies
	run: \|
	python -m pip install --upgrade pip
	python -m pip install av opencv-python-headless --only-binary ":all:"
	python -m pip install -r requirements_headless.txt

	- name: Check Code Format (yapf)
	if: ${{ hashFiles('.style.yapf') != '' }}
	run: \|
	python -m pip install --upgrade yapf toml
	python -m yapf --diff --recursive scenedetect/ tests/

	- name: Static Analysis (ruff)
	if: ${{ hashFiles('.style.yapf') == '' }}
	run: \|
	python -m pip install --upgrade ruff
	python -m ruff check
	python -m ruff format --check

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